Perform null check on empty view before doing accessibility check.
Perform null check on empty view before doing accessibility check.

Fixes b/6341858 AdapterView does not properly check for null before checking empty view accessibility info

Change-Id: Ia19fdef2c7c5f3e6c3053ebc754efe6a664f9d66

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base